1. The cardinal number that is the sum of seventy and eight
   "The temperature reached seventy-eight degrees";
   - 78, LXXVIII
    
2. A shellac based phonograph record that played at 78 revolutions per minute
   "He collected vintage seventy-eights from the jazz era";
   - 78

1. Being eight more than seventy
   - 78, lxxviii

Derived forms: seventy-eights

See also: cardinal

Type of: disc, disk [N. Amer], gramophone record, large integer, phonograph record, phonograph recording, platter, record

Encyclopedia: Seventy-eight